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Posts by
EarthSky Voices
Probing the Cosmic Dark Ages from the far side of the moon
Researchers are planning the CosmoCube mission to travel to the far side of the moon, an area of radio silence, to listen to whispers from the cosmic Dark Ages.
July 9, 2025
Airport radar could signal our existence to aliens
Airport radar leaks electromagnetic energy into space. These signals are strong enough that aliens 200 light-years away would be able to detect our presence.
July 8, 2025
Space
Earth could be in a void, Big Bang sound waves suggest
New research says sound waves from the Big Bang support the idea that Earth is in a huge void, which could explain the Hubble tension.
July 8, 2025
Phones and wifi block our view of our place in the universe
Astronomers help locate our place in the universe by analyzing the radio waves that come from black holes in the distant universe. But radio is getting crowded.
July 6, 2025
Calculating whether an asteroid might hit Earth
How do scientists calculate the probability that an asteroid might hit Earth? And why does the likelihood often go up before dropping to zero?
July 4, 2025
Planet with a death wish triggers its own doom
Astronomers using ESA's Cheops mission have spotted a planet with a death wish. The exoplanet seems to be triggering flares of radiation from its parent star.
July 4, 2025
Space
Meteorites from Mercury: Have we finally found some?
Mysteriously, scientists have never confirmed any meteorites that have reached Earth from Mercury. But a new study has found 2 strong candidates.
June 29, 2025
First images from Biomass mission show vibrant Earth
The Biomass mission has revealed its 1st images! The mission can see deep through forests to study carbon. See vibrant pics of Earth from space here.
June 24, 2025
Where is the center of the universe?
Where is the center of the universe? The center of our solar system is the sun. And the center of our galaxy is a supermassive black hole. Is there an answer?
June 24, 2025
What’s your personal solstice? Images and stories from our community here
The solstice is a whole-Earth event. Enjoy these June solstice stories and images from the EarthSky community. And happy solstice!
June 20, 2025
